Kernersville, NC Radon Levels

Q: What EPA Radon Zone is Kernersville in?

Kernersville is in Forsyth County, EPA Zone 2.

Q: How much does radon mitigation cost in Kernersville?

Radon mitigation typically costs between $800 and $2,000. Most standard systems fall in the $1,000-$1,500 range.

Check local Kernersville radon levels and find certified testing and mitigation professionals to keep your home safe

Kernersville, NC Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)

County Forsyth County, NC

Zip Code 27284

Straddling the North Carolina Piedmont in Forsyth County, Kernersville features crystalline bedrock geology typical of the region's rolling hills and moderate radon potential. Testing data for zip code 27284 within the Greensboro metro area remains limited, emphasizing the need for individual home assessment. The area's mixed housing stock of older homes and newer suburban development means radon levels can vary considerably between properties, making professional testing essential for informed decision-making.

5.40

pCi/L area average

Above EPA Action Level

Forsyth County average: 5.40 pCi/L, based on 5 user-submitted tests across 4 cities in the county. No homeowner readings have been submitted for Kernersville itself yet, so this county figure is the closest available benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Kernersville, NC Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

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Radon Readings Near Kernersville, NC

No homeowner tests have been submitted for Kernersville yet. The closest cities with user-submitted radon data are shown below — explore them to gauge local conditions. Radon varies by home, so testing is the only way to know your level.

City	Distance	Avg User Level	Readings
Winston Salem	10.0 mi	6.33 pCi/L	3
Walnut Cove	14.5 mi	12.00 pCi/L	1
Clemmons	18.4 mi	4.00 pCi/L	2
King	19.6 mi	3.00 pCi/L	1
Gibsonville	28.7 mi	6.00 pCi/L	1
Pilot Mountain	30.5 mi	14.00 pCi/L	1
Asheboro	33.2 mi	5.00 pCi/L	2
Harmony	39.3 mi	5.00 pCi/L	1

Forsyth County Radon Profile

EPA mapping assigns Forsyth County to Radon Zone 2, indicating moderate predicted indoor screening levels in the 2 to 4 pCi/L range based on regional geology. Homeowner-submitted tests from 4 cities in Forsyth County average 5.40 pCi/L across 5 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Forsyth County home regardless of zone or a neighbor's results.

Radon FAQ for Kernersville, NC

What EPA Radon Zone is Kernersville in?

Kernersville and the 27284 zip code are in Forsyth County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.

Why are radon readings shown from areas near Kernersville?

No homeowner radon tests have been submitted for Kernersville yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Forsyth County average—are the best available indicator of local conditions until Kernersville homeowners submit their own results. The EPA still recommends testing every individual home, since levels can vary significantly from house to house.

How much does radon mitigation cost in Kernersville?

Radon mitigation in Kernersville typically costs between $800 and $2,000. Most homes with standard basements can be mitigated with a sub-slab depressurization system in the $1,000–$1,500 range. Factors that can increase cost include complex foundations, crawl spaces, or very high radon levels.

Should I test for radon if I'm buying a home in Kernersville?

Yes. Radon testing should be part of every home purchase. A short-term radon test is typically included as part of the home inspection process and costs $150–$250. If elevated levels are found, you can negotiate mitigation as part of the sale.